Trail Of Corpses: Kill 53,596 infected.
Streetwise: Collect all Landmark collectibles scattered across New York City.
Polymath: Collect all Hint Collectibles scattered across New York City.
Mankind Is Your Mask: Complete 3 missions without causing a single Military Alert.
The Butcher: Kill 50 characters in 5 seconds.
Unnatural Selection: Acquire all available upgrades.
The Cleaner: Destroy 10 Military Bases or Infected Hives in New York City.
Au: Achieve a rating of Gold or better in all Events.
Nice Guy: Complete the game while consuming 10 Civilians or fewer.

Goud:

Revenge Revisited: Complete Story Mode on hard difficulty.
Web Of Knowledge: Acquire all nodes of the Web of Intrigue.
Hard To Kill: Complete Story Mode in any difficulty without dying.